Got it. I assume inbound RTSP gets negotiated during the SIP call setup and that sipXbridge sends a packet to dynamically open the needed port on a per-call basis?
On Jul 20, 2012, at 14:21 , Tony Graziano wrote: > this is what sipxbridge uses for outbound itsp calls and to support remote > users. IF YOU ARE NOT SUPPORTING REMOTE USERS you do not typically have to > NAT this OR port 5060. Outbound traffic is typically allowed or not allowd by > firewalls, we are talking about inbound traffic here. > > On Fri, Jul 20, 2012 at 2:51 PM, Kurt Albershardt <[email protected]> wrote: > Wiki mentions 30000-31000 for sipXrelay but I've seen mentions of 15000-15500 > in a number of forum posts. > > What do I need to allow for sipXbridge <-> ITSP behind NAT (with external > static IP stated, not using a STUN server)? > > > > thanks~
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